Accurate Measurement in Doppler Radar Vital Sign Detection Based on Parameterized Demodulation

• Published in: IEEE transactions on microwave theory and techniques Vol. 65; no. 11; pp. 4483 - 4492
• Main Authors: Xiong, Yuyong, Chen, Shiqian, Dong, Xingjian, Peng, Zhike, Zhang, Wenming
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.11.2017; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Algorithms; Baseband; Computer simulation; Computing time; Demodulation; Digital signal processors; Doppler radar; Fast Fourier transformations; Heart beat; Kernel functions; nonlinear phase modulation; Optimization; parameter estimation; Parameterization; parameterized demodulation (PD); Parameters; Phase demodulation; Radar detection; Respiration; Signal processing; Signal processing algorithms; Time-frequency analysis; Trigonometric functions; vital sign detection

Utilizing Doppler radar to conduct noncontact vital sign detection has attracted growing interest in recent years. Aiming to extract the vital sign information from the baseband signal effectively and accurately, a novel signal processing method based on parameterized demodulation (PD) is proposed....